Rod Pauley Posted February 27, 2015 Share Posted February 27, 2015 I am new to this and do understand the red, green, blue color controls but what is the white control at the bottom for? I have watched many videos and have not seen it used. Can you help a newbee...... Thanks Rod Link to comment Share on other sites More sharing options...
Don Posted February 27, 2015 Share Posted February 27, 2015 See original thread. Link to comment Share on other sites More sharing options...
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